Development of Sporty Sound Quality for Exhaust Mufflers

doi:10.3969/j.issn.1006-1355.2017.04.044

›› 2017, Vol. 37 ›› Issue (4): 218-222.DOI: 10.3969/j.issn.1006-1355.2017.04.044

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Development of Sporty Sound Quality for Exhaust Mufflers

Received:2017-01-26 Revised:2017-03-10 Online:2017-08-18 Published:2017-08-18

排气消声器动感音开发

朱立锋，石岩，罗恩志，陈岳昌，吴洲

( 1. 长城汽车股份有限公司技术中心，河北保定 071000；
2. 河北省汽车工程技术研究中心，河北保定 071000；）

通讯作者: 朱立锋

Abstract

摘要：

基于排气声源噪声测试，制定排气动感音性能目标，应用GT-POWER软件计算消声器高温气流条件下的传递损失，分析温度和流速对阻抗复合式消声器消声能力的影响，并进行消声器内部结构设计，采用尾管声模态原理，进行尾管长度设计，最终根据尾管噪声测试结果，对比不同尾管长度对于共振带和阶次声压级的影响，排气尾管噪声主观评价满足动感音要求。

关键词: 声学, 排气消声器, 动感音, 目标制定, 声学性能, 结构设计, 尾管声模态

CLC Number:

TH113.1

朱立锋，石岩，罗恩志，陈岳昌，吴洲. 排气消声器动感音开发[J]. 噪声与振动控制, 2017, 37(4): 218-222.

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Development of Sporty Sound Quality for Exhaust Mufflers

排气消声器动感音开发

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